1. 1. Chan WK Weissman BA. Corneal pannus associated with contact lens wear. Am J Ophthalmol. 1996;121:540-546.
2. 2. Lu WX. Zhunfenzi Jiguang Quguangxing Jiao Moshoushuxue. Beijing China: Scientific and Technical Documents Publishing House; 2000.
3. 3. Pan YF Yang CC Wang JP Ling W. Retinal complications after excimer laser in keratomileusis. Zhongguo Shiyong Yanke Zazhi. 2000;18:493-494.
4. 4. Du ZY Tao D Guo H Zheng Q. Analysis of retinal complications before excimer laser in keratomileusis. Zhongguo Shiyong Yanke Zazhi. 2005;23:281-283.
5. 5. Liang QF Zhou YH Li R Wang ZJ Luo SY Sun XG. Bacteriological analysis on conjunctival sac of preoperative patients undergoing laser in situ keratomileusis. Zhongguo Shiyong Yanke Zazhi. 2005;23:403-405.